采用密封设计准则，通过试验确定了金属缠绕式垫片的垫片系数，在此基础上，按照PVRC新方法对法兰螺栓载荷进行了计算。
The sealing design criteria to measure the factors of spiral wound gasket were adopted, based on this bolt loads of flange can be determined by using the new PVRC method.
垫片外侧载荷呈先升后降的规律。
The loading of the outboard gasket first rises then descends…
垫片外侧载荷呈先升后降的规律。
The loading of the outboard gasket first rises then descends…
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